The more sophisticated ones are linked to a central monitoring system, alerting the police to intruders.

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The NYPD also maintains a "Ring of Steel, " a network of 4, 000 sophisticated security cameras that feed information into a central monitoring system to detect questionable or unlawful activity.

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The crucial element of this is that unions and worker led committees take a central role in monitoring and reporting back on improvements that need to be made, in a public way.

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But with a global standard and a central operations team doing the monitoring, they can apply a consistent approach.

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That information is then fed to a central office where health professionals are monitoring the information.

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" The central bank said it was "monitoring the situation and is prepared to act as needed to mitigate the adverse effects on the economy arising from the disruptions in financial markets.

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At a news conference, Fed Chairman Ben Bernanke said he didn't see the recent stock-market gains as out of line with historical patterns and underscored the central bank's commitment to monitoring developments in Cyprus.

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This control and monitoring aspect of banking union is gradually being implemented, with the European Central Bank becoming the supreme supervisor of eurozone banks.

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